<!--
 * @Author: your name
 * @Date: 2022-04-12 11:55:19
 * @LastEditTime: 2022-04-12 14:03:56
 * @LastEditors: Please set LastEditors
 * @Description: 打开koroFileHeader查看配置 进行设置: https://github.com/OBKoro1/koro1FileHeader/wiki/%E9%85%8D%E7%BD%AE
 * @FilePath: \geyao\geyao\面试题高级220412.html
-->
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <script>
    (function(a){
      console.log(this)
      console.log(a)
      return a
    }).apply(0,[4,3])
    //Number(0)
    //4
    // (function(global,undefined){
    //   console.log(this)
    // })(this)
  </script>
</body>
</html>